// Copyright Epic Games, Inc. All Rights Reserved.

/**
 *
 * This thumbnail renderer displays a given material instance
 */

#pragma once

#include "CoreMinimal.h"
#include "UObject/ObjectMacros.h"
#include "ThumbnailRendering/DefaultSizedThumbnailRenderer.h"
#include "MaterialInstanceThumbnailRenderer.generated.h"

class FCanvas;
class FRenderTarget;

UCLASS(config=Editor)
class UMaterialInstanceThumbnailRenderer : public UDefaultSizedThumbnailRenderer
{
	GENERATED_UCLASS_BODY()


	// Begin UThumbnailRenderer Object
	virtual void Draw(UObject* Object, int32 X, int32 Y, uint32 Width, uint32 Height, FRenderTarget*, FCanvas* Canvas, bool bAdditionalViewFamily) override;
	virtual bool CanVisualizeAsset(UObject* Object) override;
	// End UThumbnailRenderer Object

	// UObject implementation
	UNREALED_API virtual void BeginDestroy() override;

private:
	class FMaterialThumbnailScene* ThumbnailScene;
	class FWidgetRenderer* WidgetRenderer;
	struct FSlateMaterialBrush* UIMaterialBrush;
};